20200546 Ver 1_ECMDS Upstream Channel Stabilization_20200508

NORTH
AMERICAN
GREEN
CHANNEL ANALYSIS
> > > Upstream
Name
Upstream
Discharge
53
Peak Flow Period
1
Channel Slope
0.063
Channel Bottom Width
3
Left Side Slope
2
Right Side Slope
2
Low Flow Liner
Retardence Class
C 6-12 in
Vegetation Type
Bunch Type
Vegetation Density
Good 75-95%
Soil Type
Loam (MH)
Rock Riprap (Class'T,D50:10°)
North American Green
5401 St. Wendel-Cynthiana Rd.
Poseyville, Indiana 47633
Tel. [phone]
>Fax [phone]
www.nagreen.com
ECMDS v7.0
Normal
Permissable
Calculated
Safety
Staple
Phase
Reach
Discharge
Velocity
Mannings N
Remarks
Depth
Shear Stress
Shear Stress
Factor
Pattern
Rock Riprap Straight 53 cfs 8.75 ft/s 1.14 ft 0.035 3.33 Ibs/ft2 2.93 Ibs/ft2 1.14 STABLE --
Unvegetated
C125BN (Biodegradable Blanket)
Normal
Permissable
Calculated
Safety
Staple
Phase
Reach
Discharge
Velocity
Mannings N
Remarks
Depth
Shear Stress
Shear Stress
Factor
Pattern
C125BN Straight 53 cfs 8.75 ft/s 1.14 ft 0.035 2.8 Ibs/ft2 4.49 Ibs/ft2 0.62 UNSTABLE D
Unvegetated
Underlying Straight 53 cfs 8.75 ft/s 1.14 ft 0.035 2.25 Ibs/ft2 2.93 Ibs/ft2 0.77 UNSTABLE D
Substrate
C 12 5 (Photodegradable Blanket)
Normal
Permissable
Calculated
Safety
Staple
Phase
Reach
Discharge
Velocity
Mannings N
Remarks
Depth
Shear Stress
Shear Stress
Factor
Pattern
C125 Straight 53 cfs 8.75 ft/s 1.14 ft 0.035 2.3 Ibs/ft2 4.49 Ibs/ft2 0.51 UNSTABLE D
Unvegetated
Underlying Straight 53 cfs 8.75 ft/s 1.14 ft 0.035 1.85 Ibs/ft2 2.93 Ibs/ft2 0.63 UNSTABLE D
Substrate
Unreinforced Vegetation
Normal
Permissable
Calculated
Safety
Staple
Phase
Reach
Discharge
Velocity
Mannings N
I
Remarks
Depth
Shear Stress
Shear Stress
Factor
Pattern
Unreinforced
Straight 53 cfs 8.75 ft/s
1.14 ft
0.035 4 I1bs/ft2
4.49 Ibs/ft2
0.89 UNSTABLE
Vegetation
Underlying
Straight 53 cfs 8.75 ft/s
1.14 ft
0.035 0.92 Ibs/ft2
2.93 Ibs/ft2
0.31 UNSTABLE
Substrate